Ontario

$130+ Cheap flights from Medford to Ontario (MFR - ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
MFR — ONT
mar. 18 — mar. 251
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Cheap flight deals from Medford to Ontario

Cheapest flights from Medford to Ontario
Explore the most affordable flight options available from Medford to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 16, 2026.

This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/145:30 pm
MFR
-
ONT
1 stop5h 03m
Delta
mar. 3/175:53 pm
ONT
-
MFR
1 stop4h 57m
Delta
Deal found 2/16$203
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/145:30 pm
MFR
-
ONT
1 stop5h 03m
Delta
mié. 3/185:09 pm
ONT
-
MFR
2 stops17h 24m
Delta
Deal found 2/16$208
This Alaska Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/111:41 pm
MFR
-
ONT
1 stop9h 03m
Alaska Airlines
mar. 3/176:14 am
ONT
-
MFR
1 stop10h 53m
Alaska Airlines
Deal found 2/13$223
This Alaska Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/145:45 am
MFR
-
ONT
1 stop17h 47m
Alaska Airlines
lun. 3/166:14 am
ONT
-
MFR
1 stop10h 53m
Alaska Airlines
Deal found 2/16$243
This Alaska Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/11:22 pm
MFR
-
ONT
1 stop10h 37m
Alaska Airlines
mié. 4/86:00 am
ONT
-
MFR
1 stop13h 10m
Alaska Airlines
Deal found 2/15$253
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/105:44 pm
MFR
-
ONT
1 stop5h 00m
Alaska Airlines
mié. 3/1112:02 pm
ONT
-
MFR
1 stop6h 03m
Alaska Airlines
Deal found 2/12$259
This Alaska Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/113:59 pm
MFR
-
ONT
1 stop4h 24m
Alaska Airlines
jue. 4/166:00 am
ONT
-
MFR
1 stop6h 45m
Alaska Airlines
Deal found 2/15$261
This Alaska Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/255:36 pm
MFR
-
ONT
1 stop16h 09m
Alaska Airlines
vie. 5/13:26 pm
ONT
-
MFR
1 stop25h 33m
Alaska Airlines
Deal found 2/13$263
This lastminute.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/145:45 am
MFR
-
ONT
1 stop17h 47m
Hawaiian Airlines
dom. 3/156:14 am
ONT
-
MFR
1 stop17h 45m
Hawaiian Airlines
Deal found 2/15$268
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/145:30 pm
MFR
-
ONT
1 stop5h 03m
Delta
mié. 4/15:53 pm
ONT
-
MFR
1 stop4h 57m
Delta
Deal found 2/12$270
This Alaska Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/111:41 pm
MFR
-
ONT
1 stop9h 03m
Alaska Airlines
vie. 3/2010:33 am
ONT
-
MFR
1 stop8h 37m
Alaska Airlines
Deal found 2/15$273

Find flight deals from Medford to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Medford (MFR) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated febrero 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$203
(Delta)

One-way from

$130
(Expedia)

Popular in

April

Cheapest in

February

Average price

$220
Provider with most accurate pricing for Medford-Ontario flight deals.
Provider most trusted by Cheapflights users for Medford-Ontario flights.
From Medford to Ontario
One-way flight from Medford to Ontario
Highest demand for flights based on searches. 10% potential increase in price ($39 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Medford to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 16, 2026.
Use the filters below to find and compare flights from Medford to Ontario that are best for you.

Fly from

Medford

Fly to

Ontario

Route

Depart

Return

Price

MedfordOntario

MFR - ONT

MFRONT

Medford

sáb. 3/14

5:30 pm-10:33 pm

1 stop5h 03m

Ontario

mié. 3/18

6:00 am-10:50 pm

1 stop16h 50m

$203

MedfordOntario

MFR - ONT

MFRONT

Medford

sáb. 3/14

5:30 pm-10:33 pm

1 stop5h 03m

Ontario

mar. 3/17

5:09 pm-10:33 am

2 stops17h 24m

$208

MedfordOntario

MFR - ONT

MFRONT

Medford

sáb. 3/14

1:41 pm-11:32 pm

1 stop9h 51m

Ontario

mar. 3/17

6:14 am-5:07 pm

1 stop10h 53m

$223

MedfordOntario

MFR - ONT

MFRONT

Medford

mié. 3/11

1:41 pm-10:44 pm

1 stop9h 03m

Ontario

mié. 3/18

7:08 pm-7:10 pm

1 stop24h 02m

$223

MedfordOntario

MFR - ONT

MFRONT

Medford

sáb. 3/14

5:45 am-11:32 pm

1 stop17h 47m

Ontario

lun. 3/16

6:14 am-5:07 pm

1 stop10h 53m

$243

MedfordOntario

MFR - ONT

MFRONT

Medford

mar. 5/5

5:36 pm-9:45 am

1 stop16h 09m

Ontario

sáb. 5/9

10:39 am-4:59 pm

1 stop6h 20m

$243

MedfordOntario

MFR - ONT

MFRONT

Medford

lun. 4/27

7:41 pm-2:32 pm

1 stop18h 51m

Ontario

vie. 5/1

7:59 pm-4:59 pm

1 stop21h 00m

$243

MedfordOntario

MFR - ONT

MFRONT

Medford

sáb. 4/11

12:31 pm-8:23 pm

1 stop7h 52m

Ontario

mié. 4/15

6:00 am-7:10 pm

1 stop13h 10m

$253

MedfordOntario

MFR - ONT

MFRONT

Medford

mar. 3/10

5:44 pm-10:44 pm

1 stop5h 00m

Ontario

mié. 3/11

12:02 pm-6:05 pm

1 stop6h 03m

$259

MedfordOntario

MFR - ONT

MFRONT

Medford

mié. 6/3

5:40 pm-11:58 pm

1 stop6h 18m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 17 results
1
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Compare providers for flights from Medford to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Medford to Ontario in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Medford-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Medford-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Medford-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Medford-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Medford-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Medford to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Medford with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Medford to Ontario

What is the cheapest month to book a flight from Medford to Ontario?

Currently, July is the cheapest month in which you can book a flight from Medford to Ontario (average of $61). Flying from Medford to Ontario in December is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated febrero 16, 2026.
See what other customers who have flown with Alaska Airlines, Delta, and United Airlines from Medford to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

Find useful and relevant information for your journey from Medford to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Medford to Ontario?

    For as low as $203, Delta can have you in Ontario from Medford in 5h 03m. Airlines will cover a distance of 641 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Medford to Ontario round-trip?

    Our cheapest airline available from Medford to Ontario is Delta. Our recent data shows that you can find tickets from as low as $121 on this airline. Additional options worth looking into are Alaska Airlines and United Airlines, starting at $225 and $238 round-trip. These flights start at 65% lower than the current average price 3 months from now.

  • Can I find deals for flights from Medford to Ontario that include hotel bookings?

    Yes. In addition to deals on Medford to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Medford to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Medford to Ontario.

  • Can I find deals for business class flights from Medford to Ontario?

    Yes. Cheapflights offers flight deals from Medford to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Medford to Ontario?

    Currently, July is the cheapest month in which you can book a flight from Medford to Ontario (average of $61). Flying from Medford to Ontario in December is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Medford to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Medford to Ontario

Discover the top 3 airlines that operate flights from Medford to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$121Average$290FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$225Average$340FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$238Average$371FlexibilityNo cancel feeOn-time69%

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